CVE-2025-43423: Use After Free

Published Nov 3, 2025
·
Updated

A logging issue was addressed with improved data redaction. This issue is fixed in iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, macOS Sequoia 15.7.2, macOS Tahoe 26.1, visionOS 26.1. An attacker with physical access to an unlocked device paired with a Mac may be able to view sensitive user information in system logging.

Credit

Ryan Dowd@@_rdowd, Csaba Fitzl@@theevilbit(Kandji), Nolan Astrein(Kandji), Mickey Jin@@patch1t, Gergely Kalman@@gergely_kalman, an anonymous researcher, Joseph Ravichandran@@0xjprx(MIT CSAIL), Dave G. (supernetworks.org), JZ, Zhongcheng Li(IES Red Team of ByteDance), Michael Reeves@@IntegralPilot, Duy Trần@@khanhduytran0, Morris Richman@@morrisinlife, Hikerell (Loadshine Lab), 이동하 (Lee Dong Ha(BoB 14th), wac(Trend Micro Zero Day Initiative), Hossein Lotfi@@hosselot(Trend Micro Zero Day Initiative), Adwiteeya Agrawal, Rodolphe BRUNETTI@@eisw0lf(Lupus Nova), pattern-f@@pattern_F_, Ferdous Saljooki@@malwarezoo(Jamf), Murray Mike, Cristian Dinca (icmd.tech), Apple, Dave G.(supernetworks), Alex Radocea(supernetworks), Romain Lebesle(Khatima), Himanshu Bharti@@Xpl0itme(Khatima), Taavi Eomäe(Zone Media), Michael DePlante@@izobashi(Trend Micro Zero Day Initiative), BynarIO AI (bynar.io), Kirin@@Pwnrin, Atul R V, Asaf Cohen, CVE-2024-43398, CVE-2024-49761, CVE-2025-6442, Vivek Dhar, ASI (RM) in Border Security Force, FTR HQ BSF Kashmir, Nikolai Skliarenko(Trend Micro Zero Day Initiative), Kirin@@Pwnrin(Microsoft), Jonathan Bar Or@@yo_yo_yo_jbo(Microsoft), Wang Yu(Cyberserval), Dennis Briner, iisBuri, Minghao Lin@@Y1nKoc, Lyutoon@@Lyutoon_, YingQi Shi@@Mas0n, @@RenwaX23, Joshua Thomas, Dalibor Milanovic, rheza@@ginggilBesel(Trend Micro Zero Day Initiative), shandikri(Trend Micro Zero Day Initiative), Google Big Sleep, Phil Beauvoir, rheza@@ginggilBesel, Justin Cohen(Google), Lehan Dilusha Jayasinghe, Tom Van Goethem, Stanislav Jelezoglo, Aleksejs Popovs, Gary Kwong, Nan Wang@@eternalsakura13, Gary Kwong(Trend Micro Zero Day Initiative), Ron Masas(BreakPoint), Pinak Oza, Wojciech Regula(SecuRing), Kirin@@Pwnrin(Fudan University), LFY@@secsys(Fudan University), Kenneth Chew, @@EthanArbuckle, Google Threat Analysis Group, Doug Hogan, KPC(Cisco Talos), Zhongquan Li@@Guluisacat, an anonymous researcher(Microsoft), Amy@@asentientbot, CVE-2025-32462, CVE-2025-53906, @@cloudlldb, Lukaah Marlowe, Rosyna Keller(Totally Not Malicious Software), Isaiah Wan, Will Caine, Thomas Salomon, Sufiyan Gouri (TU Darmstadt), Phil Scott & Richard Hyunho Im (@richeeta)@@MrPeriPeri, Mark Bowers, Joey Hewitt, Dylan Rollins, Arthur Baudoin, Andr.Ess, Mikael Kinnman

Affected Software

11 affected componentsFixes available
Apple visionOS<26.1
26.1
Apple macOS Tahoe<26.1
26.1
Apple macOS Sequoia<15.7.2
15.7.2
Apple iOS<26.1
26.1
Apple iPadOS<26.1
26.1
Apple iPadOS<26.1
Apple iPhone OS<26.1
Apple macOS<15.7.2
Apple visionOS<26.1
Apple iOS<18.7.2
18.7.2
Apple iPadOS<18.7.2
18.7.2

Event History

Nov 3, 2025
Data Sourced
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
Description
Updated
via Apple·12:00 AM
DescriptionWeakness
Updated
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
Affected Software
Updated
via Apple·12:00 AM
DescriptionAffected Software
Nov 4, 2025
CVE Published
via MITRE·01:16 AM
Data Sourced
via MITRE·01:16 AM
DescriptionWeakness
Data Sourced
via NVD·02:15 AM
DescriptionSeverityWeaknessAffected Software
Nov 5, 2025
Updated
via Apple·12:00 AM
DescriptionWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-43423?

CVE-2025-43423 is classified as a logging issue that could expose sensitive user information.

2

How do I fix CVE-2025-43423?

To fix CVE-2025-43423, update your device to iOS 26.1, iPadOS 26.1, macOS Sequoia 15.7.2, or visionOS 26.1.

3

What types of devices are affected by CVE-2025-43423?

CVE-2025-43423 affects Apple devices running iOS, iPadOS, macOS Tahoe, and visionOS prior to their respective fixed versions.

4

Can an attacker exploit CVE-2025-43423 remotely?

No, CVE-2025-43423 requires physical access to an unlocked device paired with a Mac to be exploited.

5

What does CVE-2025-43423 impact?

CVE-2025-43423 impacts the logging of sensitive user information, potentially leading to data exposure.

Company

Resources

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